<script lang="ts">
    export default {
        name: 'cmenu'
    };
</script>

<script setup lang="ts">
    import { MenuQuery, MenuForm, MenuVO } from '@/api/menu/types';
    import {
        listMenus,
        getMenuForm,
        listMenuOptions,
        addMenu,
        deleteMenu,
        updateMenu
    } from '@/api/menu';

    import { MenuTypeEnum } from '@/enums/MenuTypeEnum';

    import SvgIcon from '@/components/SvgIcon/index.vue';
    import IconSelect from '@/components/IconSelect/index.vue';

    const queryFormRef = ref(ElForm);
    const menuFormRef = ref(ElForm);

    const loading = ref(false);
    const dialog = reactive < DialogOption > ({
        visible: false
    });

    const queryParams = reactive < MenuQuery > ({});
    const menuList = ref < MenuVO[] > ([]);

    const menuOptions = ref < OptionType[] > ([]);

    const formData = reactive < MenuForm > ({
        parentId: 0,
        visible: 1,
        sort: 1,
        type: MenuTypeEnum.MENU
    });

    const rules = reactive({
        parentId: [{ required: true, message: '请选择顶级菜单', trigger: 'blur' }],
        name: [{ required: true, message: '请输入菜单名称', trigger: 'blur' }],
        type: [{ required: true, message: '请选择菜单类型', trigger: 'blur' }],
        path: [{ required: true, message: '请输入路由路径', trigger: 'blur' }],
        component: [
            { required: true, message: '请输入组件完整路径', trigger: 'blur' }
        ]
    });

    // 选择表格的行菜单ID
    const selectedRowMenuId = ref < number | undefined > ();

    const menuCacheData = reactive({
        type: '',
        path: ''
    });

    /**
     * 查询
     */
    function handleQuery() {
        // 重置父组件
        loading.value = true;
        listMenus(queryParams)
            .then(({ data }) => {
                menuList.value = data;
            })
            .then(() => {
                loading.value = false;
            });
    }

    /**
     * 查询重置
     */
    function resetQuery() {
        queryFormRef.value.resetFields();
        handleQuery();
    }

    /**
     * 行点击事件
     *
     * @param row
     */
    function onRowClick(row: MenuVO) {
        selectedRowMenuId.value = row.id;
    }

    /**
     * 打开表单弹窗
     *
     * @param parentId 父菜单ID
     * @param menuId 菜单ID
     */
    function openDialog(parentId?: number, menuId?: number) {
        listMenuOptions()
            .then(({ data }) => {
                menuOptions.value = [{ value: 0, label: '顶级菜单', children: data }];
            })
            .then(() => {
                dialog.visible = true;
                if (menuId) {
                    dialog.title = '编辑菜单';
                    getMenuForm(menuId).then(({ data }) => {
                        Object.assign(formData, data);
                        menuCacheData.type = data.type;
                        menuCacheData.path = data.path ?? '';
                    });
                } else {
                    dialog.title = '新增菜单';
                    formData.parentId = parentId;
                }
            });
    }

    /**
     * 菜单类型 change
     */
    function onMenuTypeChange() {
        // 如果菜单类型改变，清空路由路径；未改变在切换后还原路由路径
        if (formData.type !== menuCacheData.type) {
            formData.path = '';
        } else {
            formData.path = menuCacheData.path;
        }
    }

    /**
     * 菜单提交
     */
    function submitForm() {
        menuFormRef.value.validate((isValid: boolean) => {
            if (isValid) {
                const menuId = formData.id;
                if (menuId) {
                    updateMenu(menuId, formData).then(() => {
                        ElMessage.success('修改成功');
                        closeDialog();
                        handleQuery();
                    });
                } else {
                    addMenu(formData).then(() => {
                        ElMessage.success('新增成功');
                        closeDialog();
                        handleQuery();
                    });
                }
            }
        });
    }

    /**
     * 删除菜单
     */
    function handleDelete(menuId: number) {
        if (!menuId) {
            ElMessage.warning('请勾选删除项');
            return false;
        }

        ElMessageBox.confirm('确认删除已选中的数据项?', '警告', {
            confirmButtonText: '确定',
            cancelButtonText: '取消',
            type: 'warning'
        })
            .then(() => {
                deleteMenu(menuId).then(() => {
                    ElMessage.success('删除成功');
                    handleQuery();
                });
            })
            .catch(() => ElMessage.info('已取消删除'));
    }

    /**
     * 关闭弹窗
     */
    function closeDialog() {
        dialog.visible = false;
        resetForm();
    }

    /**
     * 重置表单
     */
    function resetForm() {
        menuFormRef.value.resetFields();
        menuFormRef.value.clearValidate();

        formData.id = undefined;
        formData.parentId = 0;
        formData.visible = 1;
        formData.sort = 1;
    }

    onMounted(() => {
        handleQuery();
    });
</script>

<template>
    <div class="app-container">
        <!-- <div class="search">
            <el-form ref="queryFormRef" :model="queryParams" :inline="true">
                <el-form-item label="关键字" prop="keywords">
                    <el-input v-model="queryParams.keywords" placeholder="菜单名称" clearable @keyup.enter="handleQuery" />
                </el-form-item>
                <el-form-item>
                    <el-button type="primary" @click="handleQuery"><template
                            #icon><i-ep-search /></template>搜索</el-button>
                    <el-button @click="resetQuery">
                        <template #icon><i-ep-refresh /></template>
                        重置</el-button>
                </el-form-item>
            </el-form>
        </div> -->

        <el-card shadow="never">
            <template #header>
                <el-button type="success" @click="openDialog(0)" v-hasPerm="['sys:menu:add']">
                    <template #icon><i-ep-plus /></template>
                    新增</el-button>
            </template>

            <el-table v-loading="loading" :data="menuList" highlight-current-row
                :tree-props="{ children: 'children', hasChildren: 'hasChildren' }" @row-click="onRowClick" row-key="id"
                default-expand-all border>
                <el-table-column label="菜单名称" min-width="200">
                    <template #default="scope">
                        <svg-icon :icon-class="
                scope.row.type === MenuTypeEnum.BUTTON
                  ? 'button'
                  : scope.row.icon
              " />
                        {{ scope.row.name }}
                    </template>
                </el-table-column>

                <el-table-column label="菜单类型" align="center" width="150">
                    <template #default="scope">
                        <el-tag v-if="scope.row.type === MenuTypeEnum.CATALOG" type="warning">目录</el-tag>
                        <el-tag v-if="scope.row.type === MenuTypeEnum.MENU" type="success">菜单</el-tag>
                        <el-tag v-if="scope.row.type === MenuTypeEnum.BUTTON" type="danger">按钮</el-tag>
                        <el-tag v-if="scope.row.type === MenuTypeEnum.EXTLINK" type="info">外链</el-tag>
                    </template>
                </el-table-column>
                <el-table-column label="权限标识" align="center" width="200" prop="perm" />

                <el-table-column label="状态" align="center" width="150">
                    <template #default="scope">
                        <el-tag v-if="scope.row.visible === 1" type="success">显示</el-tag>
                        <el-tag v-else type="info">隐藏</el-tag>
                    </template>
                </el-table-column>

                <el-table-column label="排序" align="center" width="100" prop="sort" />

                <el-table-column fixed="right" align="center" label="操作" width="220">
                    <template #default="scope">
                        <el-button type="primary" link size="small" @click.stop="openDialog(scope.row.id)"
                            v-if="scope.row.type == 'CATALOG' || scope.row.type == 'MENU'" v-hasPerm="['sys:menu:add']">
                            <i-ep-plus />新增
                        </el-button>

                        <el-button type="primary" link size="small" @click.stop="openDialog(undefined, scope.row.id)"
                            v-hasPerm="['sys:menu:edit']">
                            <i-ep-edit />编辑
                        </el-button>
                        <el-button type="primary" link size="small" @click.stop="handleDelete(scope.row.id)"
                            v-hasPerm="['sys:menu:delete']">
                            <i-ep-delete />
                            删除
                        </el-button>
                    </template>
                </el-table-column>
            </el-table>
        </el-card>

        <el-dialog :title="dialog.title" v-model="dialog.visible" @close="closeDialog" destroy-on-close appendToBody
            width="750px">
            <el-form ref="menuFormRef" :model="formData" :rules="rules" label-width="100px">
                <el-form-item label="父级菜单" prop="parentId">
                    <el-tree-select v-model="formData.parentId" placeholder="选择上级菜单" :data="menuOptions" filterable
                        check-strictly :render-after-expand="false" />
                </el-form-item>

                <el-form-item label="菜单名称" prop="name">
                    <el-input v-model="formData.name" placeholder="请输入菜单名称" />
                </el-form-item>

                <el-form-item label="菜单类型" prop="type">
                    <el-radio-group v-model="formData.type" @change="onMenuTypeChange">
                        <el-radio label="CATALOG">目录</el-radio>
                        <el-radio label="MENU">菜单</el-radio>
                        <el-radio label="BUTTON">按钮</el-radio>
                        <el-radio label="EXTLINK">外链</el-radio>
                    </el-radio-group>
                </el-form-item>

                <el-form-item v-if="formData.type == 'EXTLINK'" label="外链地址" prop="path">
                    <el-input v-model="formData.path" placeholder="请输入外链完整路径" />
                </el-form-item>

                <el-form-item label="路由路径" prop="path" v-if="formData.type == 'CATALOG' || formData.type == 'MENU'">
                    <el-input v-if="formData.type == 'CATALOG'" v-model="formData.path"
                        placeholder="/system  (目录以/开头)" />
                    <el-input v-else v-model="formData.path" placeholder="user" />
                </el-form-item>

                <!-- 组件页面完整路径 -->
                <el-form-item v-if="formData.type == MenuTypeEnum.MENU" label="页面路径" prop="component">
                    <el-input v-model="formData.component" placeholder="system/user/index" style="width: 95%">
                        <template v-if="formData.parentId != 0" #prepend>src/views/</template>
                        <template v-if="formData.parentId != 0" #append>.vue</template>
                    </el-input>
                </el-form-item>

                <!-- 权限标识 -->
                <el-form-item v-if="formData.type == 'BUTTON'" label="权限标识" prop="perm">
                    <el-input v-model="formData.perm" placeholder="sys:user:add" />
                </el-form-item>

                <el-form-item label="图标" prop="icon" v-if="formData.type !== 'BUTTON'">
                    <!-- 图标选择器 -->
                    <icon-select v-model="formData.icon" />
                </el-form-item>

                <el-form-item label="跳转路由" v-if="formData.type == MenuTypeEnum.CATALOG">
                    <el-input v-model="formData.redirect" placeholder="跳转路由" />
                </el-form-item>

                <el-form-item label="状态" v-if="formData.type !== 'BUTTON'">
                    <el-radio-group v-model="formData.visible">
                        <el-radio :label="1">显示</el-radio>
                        <el-radio :label="0">隐藏</el-radio>
                    </el-radio-group>
                </el-form-item>

                <el-form-item label="排序" prop="sort">
                    <el-input-number v-model="formData.sort" style="width: 100px" controls-position="right" :min="0" />
                </el-form-item>
            </el-form>

            <template #footer>
                <div class="dialog-footer">
                    <el-button type="primary" @click="submitForm">确 定</el-button>
                    <el-button @click="closeDialog">取 消</el-button>
                </div>
            </template>
        </el-dialog>
    </div>
</template>